const buttonsInstance = (
  <div>
    <ButtonToolbar>
      <SplitButton title="Dropup" dropup id="split-button-dropup">
        <MenuItem eventKey="1">Action</MenuItem>
        <MenuItem eventKey="2">Another action</MenuItem>
        <MenuItem eventKey="3">Something else here</MenuItem>
        <MenuItem divider />
        <MenuItem eventKey="4">Separated link</MenuItem>
      </SplitButton>
    </ButtonToolbar>

    <ButtonToolbar>
      <SplitButton bsStyle="primary" title="Right dropup" dropup pullRight id="split-button-dropup-pull-right">
        <MenuItem eventKey="1">Action</MenuItem>
        <MenuItem eventKey="2">Another action</MenuItem>
        <MenuItem eventKey="3">Something else here</MenuItem>
        <MenuItem divider />
        <MenuItem eventKey="4">Separated link</MenuItem>
      </SplitButton>
    </ButtonToolbar>
  </div>
);

ReactDOM.render(buttonsInstance, mountNode);
